<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
 "http://www.w3.org/TR/html4/loose.dtd">
<html><head>
<title>CURLOPT_CAINFO man page</title>
<meta name="generator" content="roffit">
<STYLE type="text/css">
pre {
  overflow: auto;
  margin: 0;
}

P.level0, pre.level0 {
 padding-left: 2em;
}

P.level1, pre.level1 {
 padding-left: 4em;
}

P.level2, pre.level2 {
 padding-left: 6em;
}

span.emphasis {
 font-style: italic;
}

span.bold {
 font-weight: bold;
}

span.manpage {
 font-weight: bold;
}

h2.nroffsh {
 background-color: #e0e0e0;
}

span.nroffip {
 font-weight: bold;
 font-size: 120%;
 font-family: monospace;
}

p.roffit {
 text-align: center;
 font-size: 80%;
}
</STYLE>
</head><body>

<p class="level0"><a name="NAME"></a><h2 class="nroffsh">NAME</h2>
<p class="level0">CURLOPT_CAINFO - path to Certificate Authority (CA) bundle <a name="SYNOPSIS"></a><h2 class="nroffsh">SYNOPSIS</h2>
<p class="level0">&#35;include &lt;curl/curl.h&gt; 
<p class="level0">CURLcode curl_easy_setopt(CURL *handle, CURLOPT_CAINFO, char *path); <a name="DESCRIPTION"></a><h2 class="nroffsh">DESCRIPTION</h2>
<p class="level0">Pass a char * to a zero terminated string naming a file holding one or more certificates to verify the peer with. 
<p class="level0">If <a Class="emphasis" href="./CURLOPT_SSL_VERIFYPEER.html">CURLOPT_SSL_VERIFYPEER</a> is zero and you avoid verifying the server's certificate, <a Class="emphasis" href="./CURLOPT_CAINFO.html">CURLOPT_CAINFO</a> need not even indicate an accessible file. 
<p class="level0">This option is by default set to the system path where libcurl's cacert bundle is assumed to be stored, as established at build time. 
<p class="level0">If curl is built against the NSS SSL library, the NSS PEM PKCS&#35;11 module (libnsspem.so) needs to be available for this option to work properly. <a name="DEFAULT"></a><h2 class="nroffsh">DEFAULT</h2>
<p class="level0">Built-in system specific <a name="PROTOCOLS"></a><h2 class="nroffsh">PROTOCOLS</h2>
<p class="level0">All TLS based protocols: HTTPS, FTPS, IMAPS, POP3, SMTPS etc. <a name="EXAMPLE"></a><h2 class="nroffsh">EXAMPLE</h2>
<p class="level0">TODO <a name="AVAILABILITY"></a><h2 class="nroffsh">AVAILABILITY</h2>
<p class="level0">For SSL engines that don't support certificate files the CURLOPT_CAINFO option is ignored. Refer to <a href="http://curl.haxx.se/docs/ssl-compared.html">http://curl.haxx.se/docs/ssl-compared.html</a> <a name="RETURN"></a><h2 class="nroffsh">RETURN VALUE</h2>
<p class="level0">Returns CURLE_OK if the option is supported, CURLE_UNKNOWN_OPTION if not, or CURLE_OUT_OF_MEMORY if there was insufficient heap space. <a name="SEE"></a><h2 class="nroffsh">SEE ALSO</h2>
<p class="level0"><a Class="manpage" href="./CURLOPT_CAPATH.html">CURLOPT_CAPATH</a>, <a Class="manpage" href="./CURLOPT_SSL_VERIFYPEER.html">CURLOPT_SSL_VERIFYPEER</a>, <a Class="manpage" href="./CURLOPT_SSL_VERIFYHOST.html">CURLOPT_SSL_VERIFYHOST</a><p class="roffit">
 This HTML page was made with <a href="http://daniel.haxx.se/projects/roffit/">roffit</a>.
</body></html>
